<script setup></script>

<template>
  <div class="aaa">
    <div class="bbb"></div>
  </div>
</template>

<style scoped>
* {
  margin: 0;
  padding: 0;
}
body {
  margin: 0;
}
.aaa {
  width: 1920px;
  height: 1080px;
  background-color: aqua;
  .bbb {
    width: 10rem;
    height: 10rem;
    background-color: blanchedalmond;
  }
}
</style>
